[FFmpeg-trac] #7411(undetermined:new): “Can't write packet with unknown timestamp” from a MTS file remuxing to a MKV file

[FFmpeg]

#7411: “Can't write packet with unknown timestamp” from a MTS file remuxing to a
MKV file
-------------------------------------+-------------------------------------
             Reporter:  Kdmeizk      |                     Type:  defect
               Status:  new          |                 Priority:  normal
            Component:               |                  Version:
  undetermined                       |  unspecified
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Versions:[[BR]]
 * 3.2
 * 4.0.2
 * 91805-g7bb90a9449 / 20180906-7bb90a9

 Command:[[BR]]
 `ffmpeg -i input.mts -codec copy output.mkv`

 Log:[[BR]]
 {{{
 ffmpeg version N-91805-g7bb90a9449 Copyright (c) 2000-2018 the FFmpeg
 developers
   built with gcc 8.2.1 (GCC) 20180813
   configuration: --enable-gpl --enable-version3 --enable-sdl2 --enable-
 fontconfig --enable-gnutls --enable-iconv --enable-libass --enable-
 libbluray --enable-libfreetype --enable-libmp3lame --enable-libopencore-
 amrnb --enable-libopencore-amrwb --enable-libopenjpeg --enable-libopus
 --enable-libshine --enable-libsnappy --enable-libsoxr --enable-libtheora
 --enable-libtwolame --enable-libvpx --enable-libwavpack --enable-libwebp
 --enable-libx264 --enable-libx265 --enable-libxml2 --enable-libzimg
 --enable-lzma --enable-zlib --enable-gmp --enable-libvidstab --enable-
 libvorbis --enable-libvo-amrwbenc --enable-libmysofa --enable-libspeex
 --enable-libxvid --enable-libaom --enable-libmfx --enable-amf --enable-
 ffnvcodec --enable-cuvid --enable-d3d11va --enable-nvenc --enable-nvdec
 --enable-dxva2 --enable-avisynth
   libavutil      56. 19.100 / 56. 19.100
   libavcodec     58. 27.101 / 58. 27.101
   libavformat    58. 18.100 / 58. 18.100
   libavdevice    58.  4.101 / 58.  4.101
   libavfilter     7. 26.100 /  7. 26.100
   libswscale      5.  2.100 /  5.  2.100
   libswresample   3.  2.100 /  3.  2.100
   libpostproc    55.  2.100 / 55.  2.100
 [h264 @ 0000000000334740] mmco: unref short failure
 [h264 @ 0000000000334740] Increasing reorder buffer to 2
 [h264 @ 0000000000334740] Increasing reorder buffer to 3
 Input #0, mpegts, from 'input.mts':
   Duration: 00:01:08.93, start: 1.400000, bitrate: 4306 kb/s
   Program 1
     Metadata:
       service_name    : Service01
       service_provider: FFmpeg
     Stream #0:0[0x100]: Video: h264 (High) ([27][0][0][0] / 0x001B),
 yuv420p(tv, bt709, top first), 1920x1080 [SAR 1:1 DAR 16:9], 25 fps, 25
 tbr, 90k tbn, 50 tbc
     Stream #0:1[0x101](fra): Audio: eac3 ([135][0][0][0] / 0x0087), 48000
 Hz, stereo, fltp, 128 kb/s
 Output #0, matroska, to 'output.mkv':
   Metadata:
     encoder         : Lavf58.18.100
     Stream #0:0: Video: h264 (High) (H264 / 0x34363248), yuv420p(tv,
 bt709, top first), 1920x1080 [SAR 1:1 DAR 16:9], q=2-31, 25 fps, 25 tbr,
 1k tbn, 90k tbc
     Stream #0:1(fra): Audio: eac3 ([0] [0][0] / 0x2000), 48000 Hz, stereo,
 fltp, 128 kb/s
 Stream mapping:
   Stream #0:0 -> #0:0 (copy)
   Stream #0:1 -> #0:1 (copy)
 Press [q] to stop, [?] for help
 [matroska @ 0000000002dbf340] Timestamps are unset in a packet for stream
 0. This is deprecated and will stop working in the future. Fix your code
 to set the timestamps properly
 [matroska @ 0000000002dbf340] Can't write packet with unknown timestamp
 av_interleaved_write_frame(): Invalid argument
 [matroska @ 0000000002dbf340] Can't write packet with unknown timestamp
 Error writing trailer of output.mkv: Invalid argument
 frame=   10 fps=0.0 q=-1.0 Lsize=      49kB time=00:00:01.07 bitrate=
 371.7kbits/s speed=N/A
 video:166kB audio:15kB subtitle:0kB other streams:0kB global headers:0kB
 muxing overhead: unknown
 Conversion failed!
 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/7411>
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